/*
 *  Copyright (c) 2016, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
 *
 *  WSO2 Inc. licenses this file to you under the Apache License,
 *  Version 2.0 (the "License"); you may not use this file except
 *  in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.wso2.carbon.apimgt.gateway.security;
/**
 * This class is used to validate a given API key against a given API context and a version.
 * Actual validation operations are carried out by invoking back-end authentication and
 * key validation services. In order to minimize the network overhead, this implementation
 * caches some API key authentication information in memory. This implementation and the
 * underlying caching implementation are thread-safe. An instance of this class must not be
 * shared among multiple APIs, API handlers or authenticators.
 */

public class APIKeyValidator {

}
